Home / 4,420.12-6,629.67-1,133.23

Finding the Fourth Proportional to 4,420.12, 6,629.67 and 1,133.23

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Solution

The fourth proportional to 4,420.12, 6,629.67 and 1,133.23 is: 1,699.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.12 : 6,629.67 = 1,133.23 : x
  2. Step 2: Convert to fraction form
    4,420.12/6,629.67 = 1,133.23/x
  3. Step 3: Cross multiply
    4,420.12x = 6,629.67 × 1,133.23
  4. Step 4: Simplify right side
    4,420.12x = 7,512,940.93
  5. Step 5: Solve for x
    x = 7,512,940.93/4,420.12
  6. Step 6: Final answer
    x = 1,699.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.